Powered by Marvell 88SE9215 chip, expands 4 independent SATA 3.0 ports; Max 6Gbps high speed, compatible with all SATA SSD and mechanical HDD; PCIe X1 interface, fits standard desktop ATX/MATX/ITX motherboards; Ideal for storage expansion, NAS, server and IPFS mining rigs; Plug-and-play, supports Windows & Linux stable long-hour operation